Here's an example. I have a user with the login id bob on my system. The
command "edquota -u bob" takes me into vi (or editor specified in my $EDITOR
environment variable) to edit quota for user bob on each partition that has
quota enabled:

_Soft limit_ indicates the maximum amount of disk usage a quota user has
on a partition. When combined with grace period, it acts as the border line,
which a quota user is issued warnings about his impending quota violation when
passed.

Executed with the command "edquota -t", grace period is a time limit before
the soft limit is enforced for a file system with quota enabled. Time units
of sec(onds), min(utes), hour(s), day(s), week(s), and month(s) can be used.
This is what you'll see with the command "edquota -t":